Merge pull request 'Change kelp to use ABMs to solve performance issues' (#3417) from i_need_professional_kelp into master
Reviewed-on: MineClone2/MineClone2#3417
This commit is contained in:
commit
de56c72e15
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@ -25,9 +25,7 @@ local mt_get_node = minetest.get_node
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local mt_get_node_level = minetest.get_node_level
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local mt_get_node_level = minetest.get_node_level
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local mt_get_node_max_level = minetest.get_node_max_level
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local mt_get_node_max_level = minetest.get_node_max_level
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local mt_get_node_or_nil = minetest.get_node_or_nil
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local mt_get_node_or_nil = minetest.get_node_or_nil
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local mt_get_node_timer = minetest.get_node_timer
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local mt_get_meta = minetest.get_meta
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local mt_get_meta = minetest.get_meta
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local mt_hash_node_position = minetest.hash_node_position
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local mt_set_node = minetest.set_node
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local mt_set_node = minetest.set_node
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local mt_swap_node = minetest.swap_node
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local mt_swap_node = minetest.swap_node
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local mt_pos_to_string = minetest.pos_to_string
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local mt_pos_to_string = minetest.pos_to_string
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@ -52,18 +50,11 @@ local table = table
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local kelp = {}
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local kelp = {}
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mcl_ocean.kelp = kelp
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mcl_ocean.kelp = kelp
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-- Kelp minimum and maximum age. Once reached the maximum, kelp no longer grows.
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-- Once reach the maximum, kelp no longer grows.
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kelp.MIN_AGE = 0
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kelp.MIN_AGE = 0
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kelp.MAX_AGE = 25
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kelp.MAX_AGE = 25
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-- Tick interval (in seconds) for updating kelp.
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kelp.TICK = 0.2 -- Tick interval (in seconds) for updating kelp.
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kelp.TICK = 0.2
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-- Tick interval (in seconds) to store kelp meta.
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kelp.META_TICK = 2
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-- Max age queue length
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kelp.MAX_AGE_QUEUE = 20
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-- The average amount of growth for kelp in a day is 2.16 (https://youtu.be/5Bp4lAjAk3I)
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-- The average amount of growth for kelp in a day is 2.16 (https://youtu.be/5Bp4lAjAk3I)
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-- Normally, a day lasts 20 minutes, meaning kelp.next_grow() is executed
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-- Normally, a day lasts 20 minutes, meaning kelp.next_grow() is executed
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@ -81,19 +72,6 @@ kelp.ROLL_GROWTH_DENOMINATOR = 100 * 1200
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-- Sounds used to dig and place kelp.
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-- Sounds used to dig and place kelp.
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kelp.leaf_sounds = mcl_sounds.node_sound_leaves_defaults()
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kelp.leaf_sounds = mcl_sounds.node_sound_leaves_defaults()
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-- Pool storing nodetimers
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kelp.timers_pool = {}
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-- Pool storing age, indexed by pos_hash.
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kelp.age_pool = {}
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-- Queue(List) of hashed positions to save their ages.
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-- Invalid ones may still persist in this queue.
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kelp.age_queue = {}
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-- Stores only valid positions of each hashed postiions.
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kelp.age_queue_pos = {}
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-- is age in the growable range?
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-- is age in the growable range?
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function kelp.is_age_growable(age)
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function kelp.is_age_growable(age)
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return age >= 0 and age < kelp.MAX_AGE
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return age >= 0 and age < kelp.MAX_AGE
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@ -177,7 +155,8 @@ end
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-- Roll whether to grow kelp or not.
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-- Roll whether to grow kelp or not.
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function kelp.roll_growth(numerator, denominator)
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function kelp.roll_growth(numerator, denominator)
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-- Optional params: numerator, denominator
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-- Optional params: numerator, denominator
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return math.random(denominator or kelp.ROLL_GROWTH_DENOMINATOR) <= (numerator or kelp.ROLL_GROWTH_NUMERATOR)
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--return math.random(denominator or kelp.ROLL_GROWTH_DENOMINATOR) <= (numerator or kelp.ROLL_GROWTH_NUMERATOR)
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return true -- probability done by ABM
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end
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end
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@ -230,87 +209,50 @@ function kelp.next_param2(param2)
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return math.min(param2+16 - param2 % 16, 255);
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return math.min(param2+16 - param2 % 16, 255);
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end
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end
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local function store_age (pos, age)
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-- Stores age from kelp.age_queue* into their respective meta
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function kelp.store_meta()
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local count = 0
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for _ in pairs(kelp.age_queue_pos) do
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count = count + 1
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end
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-- chatlog(string.format("Storing age metadata: %d in queue", #kelp.age_queue))
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-- chatlog(string.format("Storing age metadata: %d valid in queue", count))
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for i=1,#kelp.age_queue do
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local pos_hash = kelp.age_queue[i]
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local pos = kelp.age_queue_pos[pos_hash]
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-- queued hashes may no longer point to a valid pos, e.g. kelp is destroyed.
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if pos then
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if pos then
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mt_get_meta(pos):set_int("mcl_ocean:kelp_age", kelp.age_pool[pos_hash])
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--minetest.log("age: ".. tostring(age) .. ", pos: ".. mt_pos_to_string(pos))
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mt_get_meta(pos):set_int("mcl_ocean:kelp_age", age)
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end
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end
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end
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kelp.age_queue = {}
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kelp.age_queue_pos = {}
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end
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end
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local function retrieve_age (pos, include_nil)
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local meta = mt_get_meta(pos)
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-- Store and queue a kelp's age to be saved into meta later.
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if include_nil then
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function kelp.store_age(age, pos, pos_hash)
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local age_set = meta:contains("mcl_ocean:kelp_age")
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-- Watched params: pos
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if not age_set then
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-- Optional params: pos_hash
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return nil
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local pos_hash = pos_hash or mt_hash_node_position(pos)
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kelp.age_pool[pos_hash] = age
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if not kelp.age_queue_pos[pos_hash] then
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table.insert(kelp.age_queue, pos_hash)
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kelp.age_queue_pos[pos_hash] = pos
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return true, pos_hash
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end
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end
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end
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return false, pos_hash
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return meta:get_int("mcl_ocean:kelp_age")
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end
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end
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-- Initialise a kelp's age.
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-- Initialise a kelp's age.
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function kelp.init_age(pos, age, pos_hash, meta)
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function kelp.init_age(pos, age, from_lbm)
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-- Watched params: pos
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-- Watched params: pos
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-- Optional params: age, pos_hash, meta
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-- Optional params: age, from_lbm
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local pos_hash = pos_hash or mt_hash_node_position(pos)
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local meta = meta or mt_get_meta(pos)
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local new_age
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local stored_age = retrieve_age(pos, from_lbm)
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local age = age
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if age then
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if age then
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kelp.store_age(age, pos, pos_hash)
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--minetest.log("age: " .. tostring(age))
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elseif not meta:contains("mcl_ocean:kelp_age") then
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store_age(pos, age)
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age = kelp.roll_init_age()
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new_age = age
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kelp.store_age(age, pos, pos_hash)
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elseif not stored_age then
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new_age = kelp.roll_init_age()
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--minetest.log("no kelp age set so init with: " .. tostring(new_age))
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store_age(pos, new_age)
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else
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else
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age = meta:get_int("mcl_ocean:kelp_age")
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--minetest.log("stored_age: " .. tostring(stored_age))
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if not kelp.age_pool[pos_hash] then
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new_age = stored_age
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kelp.age_pool[pos_hash] = age
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end
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end
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end
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return age, pos_hash, meta
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return new_age
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end
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end
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-- Initialise kelp nodetimer.
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function kelp.init_timer(pos, pos_hash)
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-- Optional params: pos_hash
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local pos_hash = pos_hash or mt_hash_node_position(pos)
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local timer = kelp.timers_pool[pos_hash]
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if not timer then
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timer = mt_get_node_timer(pos)
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kelp.timers_pool[pos_hash] = timer
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end
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if not timer:is_started() then
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timer:start(kelp.TICK)
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end
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return pos_hash
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end
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-- Apply next kelp height. The surface is swapped. so on_construct is skipped.
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-- Apply next kelp height. The surface is swapped. so on_construct is skipped.
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function kelp.next_height(pos, node, pos_tip, node_tip, submerged, downward_flowing)
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function kelp.next_height(pos, node, pos_tip, node_tip, submerged, downward_flowing)
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-- Modified params: node
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-- Modified params: node
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@ -342,12 +284,11 @@ end
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-- Grow next kelp.
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-- Grow next kelp.
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function kelp.next_grow(age, pos, node, pos_hash, pos_tip, node_tip, submerged, downward_flowing)
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function kelp.next_grow(age, pos, node, pos_tip, node_tip, submerged, downward_flowing)
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-- Watched params: pos
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-- Watched params: pos
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-- Modified params: node
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-- Modified params: node
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-- Optional params: node, pos_hash, pos_tip, node_tip, submerged, downward_flowing
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-- Optional params: node, pos_tip, node_tip, submerged, downward_flowing
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local node = node or mt_get_node(pos)
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local node = node or mt_get_node(pos)
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local pos_hash = pos_hash or mt_hash_node_position(pos)
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local pos_tip = pos_tip
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local pos_tip = pos_tip
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local node_tip = node_tip or (pos_tip and mt_get_node(pos_tip))
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local node_tip = node_tip or (pos_tip and mt_get_node(pos_tip))
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if not pos_tip then
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if not pos_tip then
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@ -361,8 +302,8 @@ function kelp.next_grow(age, pos, node, pos_hash, pos_tip, node_tip, submerged,
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end
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end
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kelp.next_height(pos, node, pos_tip, node_tip, submerged, downward_flowing)
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kelp.next_height(pos, node, pos_tip, node_tip, submerged, downward_flowing)
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store_age(pos, age)
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return kelp.store_age(age, pos, pos_hash), node, pos_hash, pos_tip, node_tip, submerged, downward_flowing
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return true, node, pos_tip, node_tip, submerged, downward_flowing
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end
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end
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@ -420,75 +361,68 @@ function kelp.surface_on_dig(pos, node, digger)
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kelp.detach_dig(pos, pos, true, node)
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kelp.detach_dig(pos, pos, true, node)
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end
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end
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function kelp.surface_after_dig_node(pos, node)
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function kelp.surface_after_dig_node(pos, node)
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return mt_set_node(pos, {name=minetest.registered_nodes[node.name].node_dig_prediction})
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return mt_set_node(pos, {name=minetest.registered_nodes[node.name].node_dig_prediction})
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end
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end
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function kelp.surface_on_timer(pos)
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local function detach_unsubmerged(pos)
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local node = mt_get_node(pos)
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local node = mt_get_node(pos)
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local pos_hash
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-- Update detahed kelps
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local dig_pos,_, height = kelp.find_unsubmerged(pos, node)
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local dig_pos,_, height = kelp.find_unsubmerged(pos, node)
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if dig_pos then
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if dig_pos then
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pos_hash = mt_hash_node_position(pos)
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mt_sound_play(mt_registered_nodes[node.name].sounds.dug, { gain = 0.5, pos = dig_pos }, true)
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mt_sound_play(mt_registered_nodes[node.name].sounds.dug, { gain = 0.5, pos = dig_pos }, true)
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kelp.detach_dig(dig_pos, pos, true, node, height)
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kelp.detach_dig(dig_pos, pos, true, node, height)
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kelp.store_age(kelp.roll_init_age(), pos, pos_hash)
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local new_age = kelp.roll_init_age()
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store_age(pos, new_age)
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end
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end
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end
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local function grow_kelp (pos)
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local node = mt_get_node(pos)
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-- Grow kelp on chance
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if kelp.roll_growth() then
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if kelp.roll_growth() then
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pos_hash = pos_hash or mt_hash_node_position(pos)
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local age = retrieve_age(pos)
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local age = kelp.age_pool[pos_hash]
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if kelp.is_age_growable(age) then
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if not age then
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kelp.next_grow(age+1, pos, node, pos_hash)
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--minetest.log("init a new age as not set: " .. mt_pos_to_string(pos))
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end
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kelp.init_age(pos, nil)
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end
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end
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return true
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if kelp.is_age_growable(age) then
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--minetest.log("age growable: ".. tostring(age) .. ", pos: ".. mt_pos_to_string(pos))
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kelp.next_grow(age+1, pos, node)
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else
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--minetest.log("age not: ".. tostring(age) .. ", pos: ".. mt_pos_to_string(pos))
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end
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end
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end
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end
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function kelp.surface_on_construct(pos)
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function kelp.surface_on_construct(pos)
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local pos_hash = mt_hash_node_position(pos)
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--minetest.log("on construct kelp called")
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kelp.init_age(pos, nil, pos_hash)
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kelp.init_age(pos, nil)
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kelp.init_timer(pos, pos_hash)
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end
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end
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function kelp.surface_on_destruct(pos)
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function kelp.surface_on_destruct(pos)
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local node = mt_get_node(pos)
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local node = mt_get_node(pos)
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local pos_hash = mt_hash_node_position(pos)
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-- on_falling callback. Activated by pistons for falling nodes too.
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-- on_falling callback. Activated by pistons for falling nodes too.
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-- I'm not sure this works. I think piston digs water and the unsubmerged nature drops kelp.
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if kelp.is_falling(pos, node) then
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if kelp.is_falling(pos, node) then
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kelp.detach_drop(pos, kelp.get_height(node.param2))
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kelp.detach_drop(pos, kelp.get_height(node.param2))
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end
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end
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-- Removes position from queue
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kelp.age_queue_pos[pos_hash] = nil
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end
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end
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function kelp.surface_on_mvps_move(pos, node, oldpos, nodemeta)
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function kelp.surface_on_mvps_move(pos, node, oldpos, nodemeta)
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-- Pistons moving falling nodes will have already activated on_falling callback.
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-- Pistons moving falling nodes will have already activated on_falling callback.
|
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--minetest.log("kelp.surface_on_mvps_move: " .. mt_pos_to_string(pos))
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kelp.detach_dig(pos, pos, mt_get_item_group(node.name, "falling_node") ~= 1, node)
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kelp.detach_dig(pos, pos, mt_get_item_group(node.name, "falling_node") ~= 1, node)
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end
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end
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-- NOTE: Old ABM implementation.
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|
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-- local function surface_unsubmerged_abm(pos, node)
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|
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-- local dig_pos = find_unsubmerged(pos, node)
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-- if dig_pos then
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-- detach_dig(dig_pos, pos, node, true)
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|
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-- end
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-- return true
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-- end
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function kelp.kelp_on_place(itemstack, placer, pointed_thing)
|
function kelp.kelp_on_place(itemstack, placer, pointed_thing)
|
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if pointed_thing.type ~= "node" or not placer then
|
if pointed_thing.type ~= "node" or not placer then
|
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return itemstack
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return itemstack
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@ -576,48 +510,29 @@ function kelp.kelp_on_place(itemstack, placer, pointed_thing)
|
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end
|
end
|
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|
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-- Initialize age and timer when it's planted on a new surface.
|
-- Initialize age and timer when it's planted on a new surface.
|
||||||
local pos_hash = mt_hash_node_position(pos_under)
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local init_age = kelp.roll_init_age()
|
||||||
|
|
||||||
if new_surface then
|
if new_surface then
|
||||||
kelp.init_age(pos_under, nil, pos_hash)
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kelp.init_age(pos_under, init_age)
|
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kelp.init_timer(pos_under, pos_hash)
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|
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else
|
else
|
||||||
kelp.store_age(kelp.roll_init_age(), pos_under, pos_hash)
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store_age(pos_under, init_age)
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end
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end
|
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|
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return itemstack
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return itemstack
|
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end
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end
|
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|
||||||
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function kelp.lbm_register(pos)
|
||||||
function kelp.lbm_register_nodetimer(pos, node)
|
kelp.init_age(pos, nil, true)
|
||||||
local pos_hash = mt_hash_node_position(pos)
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|
||||||
kelp.init_age(pos, nil, pos_hash)
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|
||||||
kelp.init_timer(pos, pos_hash)
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|
||||||
end
|
end
|
||||||
|
|
||||||
|
minetest.register_lbm({
|
||||||
|
label = "Kelp initialise",
|
||||||
|
name = "mcl_ocean:kelp_init",
|
||||||
|
nodenames = { "group:kelp" },
|
||||||
|
run_at_every_load = true, -- so old kelps are also initialised
|
||||||
|
action = kelp.lbm_register,
|
||||||
|
})
|
||||||
|
|
||||||
local gstep_time = 0
|
|
||||||
function kelp.globalstep(dtime)
|
|
||||||
if #kelp.age_queue > kelp.MAX_AGE_QUEUE then
|
|
||||||
kelp.store_meta()
|
|
||||||
end
|
|
||||||
|
|
||||||
gstep_time = gstep_time + dtime
|
|
||||||
if gstep_time < kelp.META_TICK then
|
|
||||||
return
|
|
||||||
end
|
|
||||||
gstep_time = 0
|
|
||||||
|
|
||||||
if #kelp.age_queue > 0 then
|
|
||||||
kelp.store_meta()
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
|
|
||||||
function kelp.on_shutdown()
|
|
||||||
if #kelp.age_queue > 0 then
|
|
||||||
kelp.store_meta()
|
|
||||||
end
|
|
||||||
end
|
|
||||||
|
|
||||||
--------------------------------------------------------------------------------
|
--------------------------------------------------------------------------------
|
||||||
-- Kelp registration API
|
-- Kelp registration API
|
||||||
|
@ -664,7 +579,6 @@ kelp.surface_deftemplate = {
|
||||||
on_destruct = kelp.surface_on_destruct,
|
on_destruct = kelp.surface_on_destruct,
|
||||||
on_dig = kelp.surface_on_dig,
|
on_dig = kelp.surface_on_dig,
|
||||||
after_dig_node = kelp.surface_after_dig_node,
|
after_dig_node = kelp.surface_after_dig_node,
|
||||||
on_timer = kelp.surface_on_timer,
|
|
||||||
mesecon = { on_mvps_move = kelp.surface_on_mvps_move, },
|
mesecon = { on_mvps_move = kelp.surface_on_mvps_move, },
|
||||||
drop = "", -- drops are handled in on_dig
|
drop = "", -- drops are handled in on_dig
|
||||||
--_mcl_falling_node_alternative = is_falling and nodename or nil,
|
--_mcl_falling_node_alternative = is_falling and nodename or nil,
|
||||||
|
@ -811,35 +725,28 @@ minetest.register_craft({
|
||||||
burntime = 200,
|
burntime = 200,
|
||||||
})
|
})
|
||||||
|
|
||||||
-- Global registration ------------------------------------------------------------------------
|
minetest.register_abm({
|
||||||
|
label = "Kelp drops",
|
||||||
minetest.register_lbm({
|
|
||||||
label = "Kelp initialise",
|
|
||||||
name = "mcl_ocean:kelp_init",
|
|
||||||
nodenames = { "group:kelp" },
|
nodenames = { "group:kelp" },
|
||||||
run_at_every_load = true, -- so old kelps are also initialised
|
interval = 1.0,
|
||||||
action = kelp.lbm_register_nodetimer,
|
chance = 1,
|
||||||
|
catch_up = false,
|
||||||
|
action = detach_unsubmerged, --surface_unsubmerged_abm,
|
||||||
})
|
})
|
||||||
|
|
||||||
|
|
||||||
minetest.register_globalstep(kelp.globalstep)
|
-- 50% growth over a minute https://minecraft.fandom.com/wiki/Tutorials/Kelp_farming
|
||||||
minetest.register_on_shutdown(kelp.on_shutdown)
|
-- 14% chance every random tick
|
||||||
|
-- On average, blocks are updated every 68.27 seconds (1365.33 game ticks)
|
||||||
-- NOTE: Old ABM implementation.
|
-- 1 in 7 every 68
|
||||||
-- minetest.register_abm({
|
-- 1 in 28 every 17
|
||||||
-- label = "Kelp drops",
|
-- 1 in 21 every 22
|
||||||
-- nodenames = { "group:kelp" },
|
-- https://minecraft.fandom.com/wiki/Tick#Random_tick
|
||||||
-- interval = 1.0,
|
minetest.register_abm({
|
||||||
-- chance = 1,
|
label = "Kelp growth",
|
||||||
-- catch_up = false,
|
nodenames = { "group:kelp" },
|
||||||
-- action = surface_unsubmerged_abm,
|
interval = 17, --17
|
||||||
-- })
|
chance = 28,
|
||||||
--
|
catch_up = false,
|
||||||
-- minetest.register_abm({
|
action = grow_kelp,
|
||||||
-- label = "Kelp growth",
|
})
|
||||||
-- nodenames = { "group:kelp" },
|
|
||||||
-- interval = 45,
|
|
||||||
-- chance = 12,
|
|
||||||
-- catch_up = false,
|
|
||||||
-- action = grow_abm,
|
|
||||||
-- })
|
|
||||||
|
|
Loading…
Reference in New Issue